PASADENA, Calif.–“No matter how smart of well-educated you are, you can be deceived.” That’s the message delivered by James “The Amazing” Randi in The Independent Lens production “An Honest Liar.” The entertaining and surprising doc airs March 28 on PBS. At 87, Randi looks more like Jasper Beardly on The Simpsons than Harry Houdini. His